<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      * {
        padding: 0;
        margin: 0;
      }

      body {
        padding: 20px;
      }

      article {
        margin: 0 auto;
        width: 300px;
        height: 300px;
        border: solid 1px silver;
        display: grid;
        grid-template-rows: repeat(3, [r-start] 100px [r-end]);
        grid-template-columns: repeat(3, [c-start] 100px [c-end]);
      }

      div {
        background: blueviolet;
        background-clip: content-box;
        padding: 10px;
        box-sizing: border-box;
        color: white;
        border: solid 1px blueviolet;
      }

      div:first-child {
        grid-row-start: r-start 2;
        grid-column-start: c-start 2;
        grid-row-end: r-start 2;
        grid-column-end: c-end 2;
      }
    </style>
  </head>
  <body>
    <article>
      <div>houdunren.com</div>
    </article>
  </body>
</html>
